This project is team up with AR685 team for their midterm project which use a concept of giant Balloon Surface Sculpture for projection mapping in New Year Party. I work with them for balloon setup and formation setting which used a thousand of balloon attach to large net and hang with the upper floor rails by Tension Structure. Another part is projection mapping, The Audio Interactive Visualization for create the visual graphics that play along with music band, programming with Quartz Composer, by using Audio Input and Particle System patches which react to sound peak and sound frequency in different ways and colors. The cost of entire project is around 2.5 thousand baht.